Alert archive / Minnesota / Wind Advisories in 2018

Wind Advisory 5, NWS Twin Cities, MN

October 3, 201818 counties in Minnesota

NWS Twin Cities, MN issued this wind advisory at Oct 3, 2018, 12:12 PM CDT for 18 counties in Minnesota. It took effect at Oct 3, 2018, 4:00 PM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Oct 3, 2018, 12:12 PM CDT (17:12 UTC)
In effect from
Oct 3, 2018, 4:00 PM CDT
Expired
Oct 4, 2018, 12:00 AM CDT
In force
8 hr
Issued by
NWS Twin Cities, MN

Counties Blue Earth County, MN, Brown County, MN, Chippewa County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Lac qui Parle County, MN, Le Sueur County, MN, Martin County, MN, Nicollet County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Sibley County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 87 km from the middle of the area, began a volume at 17:15 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.2 hours before the alert went out and 85 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2018-10-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2018-10-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 425 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
545 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
425 m²/s²
0-3 km storm-relative helicity
413 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

833 
WWUS73 KMPX 031712
NPWMPX

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
1212 PM CDT Wed Oct 3 2018

...STRONG NORTHWEST WINDS DEVELOPING THIS AFTERNOON...

MNZ054-056-064-065-073-074-082-091-040115-
/O.NEW.KMPX.WI.Y.0005.181003T2100Z-181004T0200Z/
Lac Qui Parle-Chippewa-Yellow Medicine-Renville-Redwood-Brown-
Watonwan-Martin-
Including the cities of Madison, Montevideo, Granite Falls, 
Olivia, Redwood Falls, New Ulm, St James, and Fairmont
1212 PM CDT Wed Oct 3 2018

...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 9 PM CDT
THIS EVENING...

The National Weather Service in Twin Cities/Chanhassen has issued
a Wind Advisory, which is in effect from 4 PM this afternoon to
9 PM CDT this evening. 

* TIMING...southwest winds will shift to the northwest by mid 
  afternoon, and continuing through the evening.
  
* WINDS...northwest sustained winds of 25 to 35 mph, with gusts 
  up to 50 mph at times. 

* IMPACTS...Loose objects could be blown around, and weakened 
  tree branches that haven't seen strong winds recently could 
  fall. Motorists with high profile vehicles should also use 
  caution. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that wind gusts in excess of 45 mph are
expected. Winds this strong can make driving difficult...
especially for high profile vehicles. Use extra caution.

&&

$$

MNZ067-075>078-083>085-092-093-040115-
/O.NEW.KMPX.WI.Y.0005.181003T2300Z-181004T0500Z/
Sibley-Nicollet-Le Sueur-Rice-Goodhue-Blue Earth-Waseca-Steele-
Faribault-Freeborn-
Including the cities of Gaylord, St Peter, Le Sueur, Faribault, 
Red Wing, Mankato, Waseca, Owatonna, Blue Earth, and Albert Lea
1212 PM CDT Wed Oct 3 2018

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT CDT
TONIGHT...

The National Weather Service in Twin Cities/Chanhassen has issued
a Wind Advisory, which is in effect from 6 PM this evening to
midnight CDT tonight. 

* TIMING...southwest winds will shift to the northwest by late
  afternoon, and continuing through midnight. 

* WINDS...northwest wind of 25 to 35 mph, with gusts up to 50 mph
  at times.  

* IMPACTS...Loose objects could be blown around, and weakened tree
  branches that haven't seen strong winds recently could fall.
  Motorists with high profile vehicles should also use caution.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that wind gusts in excess of 45 mph are
expected. Winds this strong can make driving difficult...
especially for high profile vehicles. Use extra caution.

&&

$$

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 3, 5:37 PM CDTSevere Thunderstorm WarningMPXDakota, Hennepin, Ramsey, Washington53 min

Nearby

Wind Advisories in Minnesota, 2018Every wind advisory in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.